backfire

  1. I

    Stumped on why she won't run!

    One day several months ago, I was riding my pretty much brand new 80cc motorized bike and it started losing power. Soon, I had to pedal as hard as I could just to keep it running. I've tried so many things, so here is a list of what I've done, and what my symptoms are. Perhaps y'all can un-stump...
  2. W

    Exhaust How to get backfires and pops?

    I am looking to get pops and bangs for my bike just for fun. I have read that you will need either an adjustable CDI or an adjustable magneto, but no one seems to sell these anywhere. The only way I can get pops (I have a banana pipe) is by tapping the kill switch on declaration. Could leaning...
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